C3213322333133313113313221211113313331333131111331322131313212131   >>    C321332233313331311331322121111331333133313111133132213131321213   <<    C3213322333133313113313221211113313331333131111331322131313212133   >>      C3213322333133313113313221211113313331333131111331322131313212132   >>